BGS mineralogy and petrology collection record
| Sample number | E2331 |
|---|---|
| Sample Donor | Usher,W.A.E. |
| Rock name | Chert. 'Original entry: Chert ?' |
| Stratigraphy | Not entered |
| Comments | Not entered |
| Locality details | Lydia Bridge. Brent |
| 50k map sheet | Ivybridge (349) |
| Map reference | |
| Year collected | Not entered |
| Bore name | Not applicable |
| Confidentiality | No restrictions |